This software is a simulation of the Iterated Prisoner's Dilemma. Its iterated match-up is not one-to-one, but rather a random selection based on geometric rules. That makes to be similar to a more realistic arms race.
Tucows, Inc has graciously donated a copy of this software to the Internet Archive's Tucows Software Archive for long term preservation and access. Please check the Tucows website for all current versions of the software.